According to the Beosin EagleEye security risk monitoring, early warning and blocking platform monitoring of the blockchain security audit company Beosin, in December 2022, the number of various security incidents and the amount involved will drop significantly compared with November. In December, more than 19 more typical security incidents occurred, and the total loss of various attack incidents was about 62.6 million US dollars, which was about 88% lower than that in November. In December, private key leakage incidents are still frequent, and some of the private keys are suspected to be leaked due to Trojan horse attacks or supply chain attacks. It is recommended that all project parties pay attention to traditional security and do a good job in security protection of Web3 projects from all aspects.